tarsnap-keygen

Generate Tarsnap encryption keys

TLDR

Generate new key

$ tarsnap-keygen --keyfile [/root/tarsnap.key] --user [email@example.com] --machine [hostname]

Generate with passphrase

$ tarsnap-keygen --keyfile [/root/tarsnap.key] --user [email@example.com] --machine [hostname] --passphrased

SYNOPSIS

tarsnap-keygen [options]

DESCRIPTION

tarsnap-keygen generates encryption keys for Tarsnap backup service. Creates machine-specific keys for encrypted, deduplicated backups. Keys are required for tarsnap operations.

PARAMETERS

--keyfile path

Output key file path.

--user email

Tarsnap account email.

--machine name

Machine name identifier.

--passphrased

Encrypt key with passphrase.

INSTALL

sudo pacman -S tarsnap

brew install tarsnap

nix profile install nixpkgs#tarsnap

CAVEATS

Keep the key file secure and backed up. Losing the key means losing access to backups.